related to the conversion from one [file-] format to another

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83
votes
9answers
126k views

How can I convert audio from MP4 or FLV video files to mp3?

Is there an application that allows me to extract the audio from a MP4 or FLV video file and store it as an MP3 file for use in a portable media player?
34
votes
9answers
64k views

How to convert a m4a sound file to mp3?

I tried with: $ ffmpeg -i music.m4a music.mp3 but I got a zero bytes file. The output was: FFmpeg version 0.6-4:0.6-2ubuntu6.2, Copyright (c) 2000-2010 the FFmpeg developers built on Sep 16 2011 ...
32
votes
9answers
28k views

bulk/batch convert mp3 files to ogg via command line?

is it possible to convert mp3 to ogg via command line? I'd like to just in a bulk swoop convert my mp3 files to ogg so i can play them in firefox without any issues.
26
votes
6answers
23k views

Converting DJVU to PDF

I want to convert a DJVU document into a PDF document, separating and preserving the text layer and the images while also keeping the structure from the DJVU. How can I do this in Ubuntu? (I will ...
18
votes
3answers
43k views

Convert filesystem NTFS -> EXT4?

I have 2 TB of data on an NTFS drive which I would like to convert to EXT4 filesystem. My OS runs on a (comparatively) small 60GB SSD. Is there any way to convert the filesystem, apart from backing ...
18
votes
3answers
20k views

How can I convert a .m2ts to .mkv?

Does anyone know of an application that allows me to convert an m2ts file to mkv or some other format? Preferably something that allows me to convert it directly, rather than convert the whole Blu-ray ...
14
votes
2answers
16k views

Convert PDF to image

I'm trying to convert a PDF file (it's a book) into an image. When I using convert like this convert book.pdf book.jpg or like this convert book.pdf book.png then I get this warning Warning: ...
14
votes
4answers
6k views

ImageMagick convert can't convert to webp

On Ubuntu 12.04 ImageMagick doesn't seem to support webp. convert flyer.png flyer.webp creates an png file with webp extension. On https://developers.google.com/speed/webp/docs/using is stated that ...
13
votes
2answers
29k views

Converting a lot of image jpg to png

I want to convert a lot of image(nearly 100) from jpg to png format. How can I do this without renaming them?
13
votes
2answers
13k views

How to convert wav to ogg and mp3 using VBR

How to convert wav to ogg and to mp3 with VBR and excellent end quality? If possible, using soundconverter or ffmpeg. Incidentally, I tried to see whether soundconverter uses VBR and there is ...
13
votes
4answers
14k views

How to convert all pdf files to text (within a folder) with one command?

I know that I can convert pdf files to text files one by one like this : $ pdftotext filename.pdf But is there a single command that would make that conversion without specifying separate file ...
12
votes
6answers
40k views

How to convert a HTML file to PDF (with colors)

I have a HTML file that is using a style.css and has colors, ex.: <font style=BACKGROUND-COLOR:red; color=white>FOO</font> How can I "export" this local file on my Ubuntu 12.04 to a ...
11
votes
3answers
10k views

Convert lossless m4a to flac

I tried to convert a file with pacpl, but I get the well-known "256" error. With the -v flag, the FAQ of pacpl tells me: "The file you are trying to convert is a lossless .m4a file. The format ...
11
votes
3answers
71k views

How to convert image to CMYK in GIMP?

I am supposed to send some artwork to the printers tomorrow and their guidelines requires it to be CMYK. I have installed the plugin Separate+ from the 'gimp-plugin-registy' package. I have also ...
10
votes
5answers
12k views

How to convert a .pdf file into a folder of images?

I have some .pdf files that I would like to convert to my preferred reading format of .cbr or .cbz or, if this isn't directly possible, I need to extract all pages from the .pdf as images and then ...
10
votes
1answer
11k views

Convert mp3 to ogg?

I want to convert my entire music library to ogg format from mp3. while keeping the folder/file format I have under music and keep the tags that are on them.
10
votes
1answer
12k views

How can I convert my FLAC music collection to Apple Lossless?

I have a reasonable sized music collection that I keep in FLAC format on my Ubuntu laptop. I'd like to start playing this music on my Mac, and to sync it from there to my iPod. People have suggested ...
9
votes
1answer
1k views

How to convert a PNG strip to a GIF?

So, I made this animation in a program, however, it doesn't seem to support exporting as a PNG sequence so I could convert it to a GIF. The animation is over 100 frames so saving each image one-by-one ...
9
votes
6answers
22k views

WinFF (FFMPEG): Unknown encoder 'libvo_aacenc'

When I try to convert a video - specifically, a Video Object (".vob") file - to MPEG-4, WinFF which I assume is a frontend for ffmpeg and avconv, but it tells me: `Unknown encoder 'libvo_aacenc'` ...
9
votes
1answer
584 views

Is there a way, ideally using the command line, to convert multiple .csv files to one multi-sheet .xls spreadsheet?

Is there a way, ideally using the command line, to convert multiple .csv files to one multi-sheet .xls spreadsheet? If there isn't a cli solution, it'd be good to know if there's an API that works in,...
9
votes
6answers
3k views

How do I convert wma files to ogg?

I have installed "Sound Converter" but I keep getting an error when I try to use it. It first tells me that I need a plugin that is not installed (so I have it search) then it reports "Failed to ...
8
votes
4answers
6k views

Is there a way to batch export SVGs to PNGs?

I have these SVGS and I'd like to export them to PNG images, I could export them with Inkscape but that would mean open each file and export that file to PNG which is not efficient (I have hundreds of ...
8
votes
2answers
4k views

avconv on multiple threads

Is it possible to run jobs on multiple processor or threads to speed up avconv? Is there a feature in progress, if not I wonder why?
8
votes
3answers
58k views

How can I convert IDX/SUB DVD subtitles into a text SRT subtitle file?

I have a pair of .idx/.sub subtitle files with multiple languages and I need to convert them to single-language .srt files because neither Totem nor Gnome Mplayer can show that type of subtitles.
8
votes
3answers
29k views

How can I convert a 1080p wmv video to a 720p video?

I have a 1080p wmv video that I'd like to convert to a lower quality (preferably 720p) video. I would like to keep the audio intact. How can I accomplish this in Ubuntu?
8
votes
3answers
6k views

How to exchange/remove/overwrite a PDF's background?

as the title says I want to change background of a PDF. This are some slides, and to save toner I thought it would be good to change the background to white. I tried pdftk with its operations: ...
7
votes
4answers
7k views

How can I batch convert mkv files to mp4?

At moment I use the single video command of: avconv -i File_name1.mkv -codec copy File_name1.mp4 To change format but I need a method to do this for over 400 videos what would the batch command ...
7
votes
2answers
9k views

Converting images into video

I found a method on internet to use avconv to make a video from images, but the quality is very poor. I set the resolution but it didn't help. avconv -i "franc%04d.jpg" -r 30 -s:v 1280x720 a.mkv ...
6
votes
2answers
1k views

How to convert markdown to rich text (rtf) in Ubuntu 13.04?

I want to convert text written in Markdown to Rich Text on Ubuntu 13.04. I could not find any solution on the web, except for one Mac OS X script. How can I do that on Ubuntu 13.04? Preferably in the ...
6
votes
5answers
9k views

How to convert .aif audio files to mp3?

I have audio files with .aif extensions (AIFF/Amiga/Mac audio). How to play them and, more important: how to convert them to mp3 or other more common audio format? update: trying to run a command ...
6
votes
2answers
3k views

How to convert WMA lossless to FLAC?

I have some CDs that I want to convert to FLAC. Banshee can't find their metadata, but Windows Media Player can. I figured there are two workarounds: Rip all CDs using Windows Media Player WMA-...
6
votes
1answer
3k views

Creating a single PDF from a lot of image

I have a lot of image files. I want to convert them to one single pdf file. How can I do it?
5
votes
1answer
21k views

converting from .wmv to .mp4 [duplicate]

I want to convert some of my videos from .wmv to .mp4. Not only that, I want to make the size of my videos shorter. Can anyone recommend me any software? (ubuntu 12.4 + ram 1 gb) I will be really ...
5
votes
5answers
16k views

How can I convert .mp4 files to .3gp using ffmpeg?

I would like to download a few videos from youtube and convert them to 3gp so that I can play them on my phone. I would like to know how this can be done using ffmpeg. I tried the various results on ...
5
votes
2answers
2k views

How can I batch convert images to b/w while preserving the folder structure

I want to batch process images but I have a very specific task that I want to do I do not want to change image type I want to make them black and white I want it to create/preserve images and sub ...
5
votes
2answers
7k views

How do I combine Multiple TIF files into a Single TIF file?

I have a series of TIF files and would like to convert them into a Single TIF file How do I do that?
4
votes
3answers
2k views

How to convert `rm` and `ra` audio files to mp3 in (L)ubuntu?

I have radio programs that I have obtained with the extension rm and ra. How to convert them to mp3 or other more common type?
4
votes
3answers
10k views

How to convert TIFF scan file to JPEG or PNG general file format in Ubuntu?

How can i convert this scanned file to general JPEG/PNG? I used scanimage --mode=color --format=tiff > /tmp/testing.tiff from a scanner $ convert -seperate testing.tiff testing.jpeg convert: ...
4
votes
1answer
6k views

convert several png to one pdf

I have 280 pgn files that I want to merge and convert into one pdf. PNG files names are in the sequence p000.png, p001.png etc and total space is about 30mb. I did: convert p00*.png to myfile.pdf ...
4
votes
2answers
4k views

Is there a GUI to convert/extract images to/from pdf?

I mean something like a graphical interface / front end for Imagemagick or a simpler application that would allow converting/extracting images through the interface (not in the Terminal).
4
votes
1answer
825 views

How to stop Banshee from converting my music to mp3?

When I am synchronizing my music with Banshee, it stars converting my music into mp3. How can I stop Banshee to convert my music and make it just copying it? My player can play nearly every ...
4
votes
1answer
28 views

OGG to M4A with extended tags?

So, I have this program that is a game creator and it uses OGG and M4A files. OGG files are used on PC and M4A are used for Mobile exports. The thing is that there's looping information stored in the ...
3
votes
3answers
14k views

How to convert mp4 to mkv?

I have a mp4 video which is 18.5GB, it doesn't has any appreciable quality, and it runs for 2hours and 40 minutes. recently I came across a movie which was saved in mkv format and was of the same ...
3
votes
2answers
2k views

How can I convert an AVI file to a Blackberry-compatible format?

I need a program to convert an AVI file to a format compatible with my Blackberry. On Windows, I've tried format factory and converted the .avi file to .3gp, but the output is of very bad quality.
3
votes
4answers
65k views

Convert mkv to mp4 with ffmpeg

When I try converting mkv to mp4 using ffmpeg, the following error occurs: version 0.8.3-4:0.8.3-0ubuntu0.12.04.1, Copyright (c) 2000-2012 the Libav developers built on Jun 12 2012 16:52:09 with ...
3
votes
2answers
3k views

How to convert png to tiff? [duplicate]

i need to convert png files to tiff. Is there an easy way to do so in Ubuntu 14.04? Thanks!
3
votes
3answers
11k views

converting images to pdf without quality loss

I am converting images to PDFs. I use following command convert page.jpg page.pdf and then combine multiple PDFs generated accordingly by command pdftk 1.pdf 2.pdf output result.pdf but I ...
3
votes
2answers
162 views

Run shell script to take output of a file and convert it into Excel format

I have data in two different files called test1.txt and test2.txt, like: ID : 1 Name: xxxx Age: 33 Education: Mtech ID: 2 Name: yyyy Age: 22 Education: bsc I want to print these lines using a ...
3
votes
1answer
2k views

How to convert audio files in Deadbeef player?

I t looks like Deadbeef player should convert between different audio formats just by right-clicking and selecting "Convert" But after that and a few seconds of delay as if working nothing ...
3
votes
2answers
1k views

How to convert flv file(s) to mp3 from PCManFM's (Open with) context menu?

Opening a terminal in a folder that contains a flv file called "one" (one.flv) and running this command: ffmpeg -i one.flv one.mp3 the flv file is converted to mp3 with the same name and in the same ...